﻿namespace Maltose.Data
{


    /// <summary>
    /// 数据库关键字
    /// </summary>
    public struct SqlKeyWords
    {
        /// <summary>
        /// AND
        /// </summary>
        public const string AND = "AND";
        /// <summary>
        /// OR
        /// </summary>
        public const string OR = "OR";
    }

    /// <summary>
    /// 数据库运算符
    /// </summary>
    public struct SqlOperator
    {
        /// <summary>
        /// 等于号
        /// </summary>
        public const string Equal = "=";

        /// <summary>
        /// 不等于号
        /// </summary>
        public const string NotEqual = "!=";
        /// <summary>
        /// 大于号
        /// </summary>
        public const string Greater = ">";
        /// <summary>
        /// 小于号
        /// </summary>
        public const string Less = "<";
        /// <summary>
        /// 大于等于
        /// </summary>
        public const string GreaterOrEqual = ">=";
        /// <summary>
        /// 小于等于
        /// </summary>
        public const string LessOrEqual = "<=";
    }
}
